InChI=1S/C24H20O13/c1-32-10-6-11-12(7-4-5-33-23(7)35-11)20-14(10)15(26)13-9(34-20)3-2-8(25)19(13)36-24-18(29)16(27)17(28)21(37-24)22(30)31/h2-7,16-18,21,23-25,27-29H,1H3,(H,30,31)